- Star Trek: The Motion Picture
- Star Trek II: The Wrath of Khan
- Star Trek III: The Search for Spock
- Star Trek IV: The Voyage Home
- Star Trek V: The Final Frontier
- Star Trek VI: The Undiscovered Country
- Star Trek Generations
A more reliable way of detecting a persons identity, by scanning an individuals blood vessel pattern within the retina. Kirk had to submit to a retina scan to gain access to the Project Genesis files.